Drying rack support frame



FIG. 1 is a top left front perspective view of a drying rack support frame showing my new design;

FIG. 2 is a front elevational view thereof; the rear elevational view being a mirror image;

FIG. 3 is a left side elevational view thereof; the right side elevational view being a mirror image;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a drying rack support frame, as shown and described. 